MHT CET 2024 9th May Evening Shift | Atoms and Nuclei Question 25 | Physics

In hydrogen atom, if $\mathrm{V}_{\mathrm{n}}$ and $\mathrm{V}_{\mathrm{p}}$ are orbital velocities in $\mathrm{n}^{\text {th }}$ and $\mathrm{p}^{\text {th }}$ orbit respectively, then the ratio $\mathrm{V}_{\mathrm{p}}: \mathrm{V}_{\mathrm{n}}$ is

$\mathrm{p}: \mathrm{n}$

$\mathrm{n}: \mathrm{p}$

$\mathrm{p}^2: \mathrm{n}^2$

$\mathrm{n}^2: \mathrm{p}^2$

MHT CET 2024 9th May Morning Shift

MCQ (Single Correct Answer)

-0

When a hydrogen atom is raised from the ground state to the excited state

potential energy increases and K.E. decreases.

potential energy decreases and K.E. increases.

both K.E. and potential energy will increase.

both K.E. and potential energy decreases.

MHT CET 2024 9th May Morning Shift

MCQ (Single Correct Answer)

-0

In hydrogen atom, ratio of the shortest wavelength in the Balmer series to that in the Paschen series is

$9: 4$

$3: 1$

$4: 9$

$1: 3$

MHT CET 2024 9th May Morning Shift

MCQ (Single Correct Answer)

-0

According to Bohr's theory of hydrogen atom, the ratio of the maximum and minimum wavelength of Lyman series will be

$3: 4$

$4: 3$

$2: 5$

$5: 2$

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